Krushal, William H. & Tanur, Judith, M. eds. <br/><br/>
International encyclopedia of statistics Vol.2 

 - New York  Collier-Macmillan  1978 
 - (4)667-1350 
<br/><br/><br/>English 
<br/><br/><label>Dewey Class. No.: </label>310.3  / IES